小升初一般现在时重点
专题十三 一般现在时
Ⅰ. 一般现在时的意义:表示经常性或习惯性的动作或者存在的状态。
eg: The student is clever.这位学生很聪明。
Mr. Li goes to work by car sometimes.李先生有时候开车去上班。
Earth moves around the sun. 地球围绕太阳转(客观事实)
Ⅱ. 标示性时间状语:always 总是, often经常, usually通常, sometimes有时, never从来不,everyday 每天,once a week一周一次, twice a month一月两次 。
Ⅲ. 句式结构1: 主语+be(am is are)
变一般疑问句方法:1.be动词提前。2. 一,二人称互换。(I am-Are you/We are-Are you)3.some 变 any。 变否定句方法:1.be动词后加not. 。2. some 变 any。
eg: I am a student
Are you a student?(一般疑问句) Yes, I am. No, I am not.
I am not a student.(否定句)
句型结构2: 主语+行为动词(原形/第三人称单数)
变一般疑问句:1. 在句首加助动词do/does.2. 动词还原。3. 一,二人称互换。4.some 变 any。
变否定句:1. 主语后加don ’t/doesn’t 。 2. 动词还原。3.some 变 any
eg: My parents watch TV everyday.
Do your parents watch TV everyday?(一般疑问句) Yes, they do. No, they don’t. My parents don’t watch TV everyday.(否定句)
eg: Robert often plays football after school.
Does Robert often play football after school?(一般疑问句) Yes, he does. No, he doesn ’t.
Robert doesn’t play football. (否定句)
Ⅳ .动词变第三人称单数方法。
1.一般直接加s. eg: get-gets write-writes
2.以s, sh, ch, x, o 结尾的单词加es. eg: watch-watches wash-washes
3.以辅音加y 结尾的单词,变y 为i 加es. eg: study-studies
4. have-has